53 Harbor Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 53 Harbor Ave, Islip, NY 11751

Property Summary

Property Type	Single Family Home
Details	3,016 sqft · built 1951
Lot Size	0.32 acres (13,939 sqft)
Owner	Individual Name on File
Last Sale	$670,000 (Apr 2023)
Tax Bill	$18,998 (2024)
Deeds & Mortgages	Apr 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`472889 395.-3-47`

Property Details

APN / Parcel Number

Primary APN	`472889 395.-3-47`
Alternative APNs	`0500-395.00-03.00-047.000` `288939500000030470000000` `472800826320` `600880`

Interior

Building Area	3,016 sqft Living Area
1st Floor Area	1,803 sqft

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Lot Area	13,939 sqft (0.32 acres)
Lot Width	120 ft Width
Garage Type	Attached
Garage Area	500 sqft

Location & Zoning

Account Number	600880
Street Address	53 HARBOR AVE
City	ISLIP
State	NY
Zip	11751-4206
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	B
Legal Description	X2215473Y182536 T059H00000000
Legal Subdivision	SNUG HARBOR
Legal Block	5000
Legal Lot Number	300
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	3
Census Block	3009
Census Tract	147402

Owner

Source: Suffolk County and Islip Town records · APN 472889 395.-3-47

Assessment roll updated August 11, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	53 HARBOR AVE, ISLIP, NY 11751-4206
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Apr 25, 2023 · Amount on Record
Deed Sale	Apr 25, 2023 · Amount on Record
Prior Sale	Feb 07, 2007 · Amount on Record
Deed Book / Page	13198 / 827
Prior Transfer Date	Apr 10, 2002
Prior Transfer Doc	1217000761
Record Updated	Sep 20, 2026

April 2023: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Apr 25, 2023
Property Address	53 HARBOR AVE, ISLIP, NY 11751-4206
Document Number	0131980827
Book / Page	13198 / 827
Instrument Date	Mar 04, 2022
Transaction Type	Transfer
Record Updated	Feb 13, 2024

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	121 ANDREWS RD, LAGRANGEVILLE, NY 12540-6064

Mortgage

Document Number	0023501880
Date	Apr 25, 2023
Instrument	23501/880

Lender

Name	ARC HOME LLC

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Islip Town
Unified School District	Islip Union Free School District (KG - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$58,500 (-) Land $12,100 Building $46,400	$823,944 (-) Land $170,423 Building $653,521
2024	$18,998.00		$823,944 (+2.54%) Land $170,423 Building $653,521
2023		$58,500 (-) Land $12,100 Building $46,400	$803,572 (+13.74%) Land $166,209 Building $637,363
2022		$58,500 Land $12,100 Building $46,400	$706,521 Land $146,135 Building $560,386

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 53 policies
Nearby Flood Policies	53 in force
Nearby Flood Claims	75 (1978–2021)
Claims Outside the SFHA	44 of 75
Most Recent Claim	Sep 2021 · Remnants Of Hurricane Ida
Claims by Event	Hurricane Sandy, Oct 2012 · 27 claims Coastal Storm, High Tides, Heavy Rain, & Flooding, Dec 1992 · 4 claims Hurricane Gloria, Sep 1985 · 5 claims

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Optimum Communications Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 396 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people
Water Source	Groundwater
Last State Inspection	Jan 2024
Lead	1 ppb (2025–2027) action level 15 ppb

Violations Reported to EPA

Water Quality	Asbestos resolved · Jul 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.